Finding the Fourth Proportional to 12,474,310.08, 18,713,039.76 and 4,385,384.40
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Solution
The fourth proportional to 12,474,310.08, 18,713,039.76 and 4,385,384.40 is: 6,578,630.17
Step by Step Solution
- Step 1: Write the proportion equation
12,474,310.08 : 18,713,039.76 = 4,385,384.40 : x - Step 2: Convert to fraction form
12,474,310.08/18,713,039.76 = 4,385,384.40/x - Step 3: Cross multiply
12,474,310.08x = 18,713,039.76 × 4,385,384.40 - Step 4: Simplify right side
12,474,310.08x = 82,063,872,640,083.77 - Step 5: Solve for x
x = 82,063,872,640,083.77/12,474,310.08 - Step 6: Final answer
x = 6,578,630.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.